Ariens ProZoom 99480600-1952S Owner's/Operator's Manual page 27

Service Mower
Removing and Installing Mower Deck Shield
,_ CAUTION: Avoid injury! Help prevent serious personal
injury. Do not operate the mower without the mower deck
shield installed.
Removing Mower Deck Shield:
1. Park machine safely. (See Parking Safely in the SAFETY
section.)
Replacing Mower Deck Drive Belt
Removing Mower Deck Drive Belt:
1. Park machine safely. (See Parking Safely in the SAFETY
section.)
2. Lower mower deck to the lowest cutting height position.
3. Remove mower deck shield.
4. Remove both mower deck belt shields.
CAUTION: Avoid injury! Tensioning spring is under high
tension. Wear gloves and safety glasses, and use a
spring puller to install and remove spring.
2. Remove the mounting hardware (A).
3. Lift shield (B) and pull forward to disengage from under tabs
(C) on the frame.
4. Remove mower deck shield (B).
,_ CAUTION: Avoid injury! Help prevent serious personal
injury. Do not operate the mower without the belt shields
installed.
5. Release mower deck drive belt tension by turning adjuster nut
(A) counterclockwise until two threads remain protruding
through adjuster nut (A).
6. Disconnect idler spring (B) from idler arm (C) using a spring
puller tool.
Adjusting Drive Belt Tension
1. Park machine safely.
2. Adjust mower deck to the 76 mm (3 in.) cutting height position.
3. Remove mower deck shield.
7. Loosen idler pulley retaining nut (D) just enough to allow idler
pulley (E) to tilt, allowing belt (F) to clear fixed belt guide (G).
8. Remove mower deck drive belt (F).
4. Measure length (C) of tension spring from inside of hook to
inside of hook. The spring should measure 21.6 to 22.6 cm
(8-1/2 in. to 8-7/8 in.).
• To add tension to spring: Loosen jam nut (B). Turn nut (A)
clockwise. Tighten jam nut (B).
• To release tension from spring: Loosen jam nut (B). Turn nut
(A) counterclockwise. Tighten jam nut (B).
GB - 27